Study on the Safety for the Newborn of the Use of Biologics During Pregnancy by Mothers Affected by Autoimmune Diseases

\- In children: general clinical evaluation, birth weight, APGAR, ECG, admission to ICU, hospital admissions in perinatal age, presence of malformations; complete blood count, inflammatory index, complement, antibiotic treatment, brain ultra-sound, presence of infection, presence of sepsis, presence of necrotizing enterocolitis, growth curve, presence of recurrent infections, developmental milestones, response to vaccines, admission to hospital in the first year of life.